色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

A verdadeira beleza da literatura está na sua capacidade de nos fazer sentir menos sozinhos.

學習數學的唯一方法就是做數學。

The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they think it will profit them.

最好的科幻小說不是關于未來；它是關于現在。

故事不僅僅是娛樂；它們是我們理解世界和我們在其中位置的方式。